17 lines
384 B
Text
17 lines
384 B
Text
--
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constant b : nat
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#check b + b + b
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#check true ∧ false ∧ true
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#check (true ∧ false) ∧ true
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#check (2:nat) + (2 + 2)
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#check (2 + 2) + (2:nat)
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#check (1:nat) = (2 + 3)*2
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#check (2:nat) + 3 * 2 = 3 * 2 + 2
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#check (true ∨ false) = (true ∨ false) ∧ true
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#check true ∧ (false ∨ true)
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constant A : Type
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constant a : A
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notation 1 := a
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#check a
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open nat
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#check ℕ → ℕ
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